[gimp] Use GtkAdjustment's accessors

[Michael Natterer <mitch src gnome org>]

commit a52a4a0fa3ed15e92165513249dc693a37295a20
Author: Michael Natterer <mitch gimp org>
Date:   Fri Oct 9 22:57:58 2009 +0200

    Use GtkAdjustment's accessors

 plug-ins/print/print-page-layout.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/print/print-page-layout.c b/plug-ins/print/print-page-layout.c
index df23784..e883927 100644
--- a/plug-ins/print/print-page-layout.c
+++ b/plug-ins/print/print-page-layout.c
@@ -708,7 +708,9 @@ print_size_info_offset_max_changed (GtkAdjustment *adj,
   g_signal_handlers_block_by_func (info.size_entry,
                                    print_size_info_size_changed, NULL);
 
-  gimp_size_entry_set_value (info.size_entry, index, adj->upper - adj->value);
+  gimp_size_entry_set_value (info.size_entry, index,
+                             gtk_adjustment_get_upper (adj) -
+                             gtk_adjustment_get_value (adj));
 
   g_signal_handlers_unblock_by_func (info.size_entry,
                                      print_size_info_size_changed, NULL);